It is not enough only________ the rules of grammar if you want to learn English well.

ung man was driving his new car,bought only three days ago, in the__________of the airport, when an accidenthappened.

When he was young, he used to ________ hard at his lessons. [ ]

______of time and energy has been spent in making theearthquake-stricken areas a permanent museum to remindpeople how disastrous a natural disaster can be. [ ]

Do you know if Terry will go camping this weekend? — Terry? Never! She _____ tents and fresh air!